vmcs.h revision 221914
1/*- 2 * Copyright (c) 2011 NetApp, Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29#ifndef _VMCS_H_ 30#define _VMCS_H_ 31 32#ifdef _KERNEL 33struct vmcs { 34 uint32_t identifier; 35 uint32_t abort_code; 36 char _impl_specific[PAGE_SIZE - sizeof(uint32_t) * 2]; 37}; 38CTASSERT(sizeof(struct vmcs) == PAGE_SIZE); 39 40/* MSR save region is composed of an array of 'struct msr_entry' */ 41struct msr_entry { 42 uint32_t index; 43 uint32_t reserved; 44 uint64_t val; 45 46}; 47 48int vmcs_set_msr_save(struct vmcs *vmcs, u_long g_area, u_int g_count); 49int vmcs_set_defaults(struct vmcs *vmcs, u_long host_rip, u_long host_rsp, 50 u_long ept_pml4, 51 uint32_t pinbased_ctls, uint32_t procbased_ctls, 52 uint32_t procbased_ctls2, uint32_t exit_ctls, 53 uint32_t entry_ctls, u_long msr_bitmap, 54 uint16_t vpid); 55int vmcs_getreg(struct vmcs *vmcs, int ident, uint64_t *retval); 56int vmcs_setreg(struct vmcs *vmcs, int ident, uint64_t val); 57int vmcs_getdesc(struct vmcs *vmcs, int ident, 58 struct seg_desc *desc); 59int vmcs_setdesc(struct vmcs *vmcs, int ident, 60 struct seg_desc *desc); 61uint64_t vmcs_read(uint32_t encoding); 62 63#define vmexit_instruction_length() vmcs_read(VMCS_EXIT_INSTRUCTION_LENGTH) 64#define vmcs_guest_rip() vmcs_read(VMCS_GUEST_RIP) 65#define vmcs_instruction_error() vmcs_read(VMCS_INSTRUCTION_ERROR) 66#define vmcs_exit_reason() (vmcs_read(VMCS_EXIT_REASON) & 0xffff) 67#define vmcs_exit_qualification() vmcs_read(VMCS_EXIT_QUALIFICATION) 68 69#endif /* _KERNEL */ 70 71#define VMCS_IDENT(encoding) ((encoding) | 0x80000000) 72/* 73 * VMCS field encodings from Appendix H, Intel Architecture Manual Vol3B. 74 */ 75#define VMCS_INVALID_ENCODING 0xffffffff 76 77/* 16-bit control fields */ 78#define VMCS_VPID 0x00000000 79 80/* 16-bit guest-state fields */ 81#define VMCS_GUEST_ES_SELECTOR 0x00000800 82#define VMCS_GUEST_CS_SELECTOR 0x00000802 83#define VMCS_GUEST_SS_SELECTOR 0x00000804 84#define VMCS_GUEST_DS_SELECTOR 0x00000806 85#define VMCS_GUEST_FS_SELECTOR 0x00000808 86#define VMCS_GUEST_GS_SELECTOR 0x0000080A 87#define VMCS_GUEST_LDTR_SELECTOR 0x0000080C 88#define VMCS_GUEST_TR_SELECTOR 0x0000080E 89 90/* 16-bit host-state fields */ 91#define VMCS_HOST_ES_SELECTOR 0x00000C00 92#define VMCS_HOST_CS_SELECTOR 0x00000C02 93#define VMCS_HOST_SS_SELECTOR 0x00000C04 94#define VMCS_HOST_DS_SELECTOR 0x00000C06 95#define VMCS_HOST_FS_SELECTOR 0x00000C08 96#define VMCS_HOST_GS_SELECTOR 0x00000C0A 97#define VMCS_HOST_TR_SELECTOR 0x00000C0C 98 99/* 64-bit control fields */ 100#define VMCS_IO_BITMAP_A 0x00002000 101#define VMCS_IO_BITMAP_B 0x00002002 102#define VMCS_MSR_BITMAP 0x00002004 103#define VMCS_EXIT_MSR_STORE 0x00002006 104#define VMCS_EXIT_MSR_LOAD 0x00002008 105#define VMCS_ENTRY_MSR_LOAD 0x0000200A 106#define VMCS_EXECUTIVE_VMCS 0x0000200C 107#define VMCS_TSC_OFFSET 0x00002010 108#define VMCS_VIRTUAL_APIC 0x00002012 109#define VMCS_APIC_ACCESS 0x00002014 110#define VMCS_EPTP 0x0000201A 111 112/* 64-bit read-only fields */ 113#define VMCS_GUEST_PHYSICAL_ADDRESS 0x00002400 114 115/* 64-bit guest-state fields */ 116#define VMCS_LINK_POINTER 0x00002800 117#define VMCS_GUEST_IA32_DEBUGCTL 0x00002802 118#define VMCS_GUEST_IA32_PAT 0x00002804 119#define VMCS_GUEST_IA32_EFER 0x00002806 120#define VMCS_GUEST_IA32_PERF_GLOBAL_CTRL 0x00002808 121#define VMCS_GUEST_PDPTE0 0x0000280A 122#define VMCS_GUEST_PDPTE1 0x0000280C 123#define VMCS_GUEST_PDPTE2 0x0000280E 124#define VMCS_GUEST_PDPTE3 0x00002810 125 126/* 64-bit host-state fields */ 127#define VMCS_HOST_IA32_PAT 0x00002C00 128#define VMCS_HOST_IA32_EFER 0x00002C02 129#define VMCS_HOST_IA32_PERF_GLOBAL_CTRL 0x00002C04 130 131/* 32-bit control fields */ 132#define VMCS_PIN_BASED_CTLS 0x00004000 133#define VMCS_PRI_PROC_BASED_CTLS 0x00004002 134#define VMCS_EXCEPTION_BITMAP 0x00004004 135#define VMCS_PF_ERROR_MASK 0x00004006 136#define VMCS_PF_ERROR_MATCH 0x00004008 137#define VMCS_CR3_TARGET_COUNT 0x0000400A 138#define VMCS_EXIT_CTLS 0x0000400C 139#define VMCS_EXIT_MSR_STORE_COUNT 0x0000400E 140#define VMCS_EXIT_MSR_LOAD_COUNT 0x00004010 141#define VMCS_ENTRY_CTLS 0x00004012 142#define VMCS_ENTRY_MSR_LOAD_COUNT 0x00004014 143#define VMCS_ENTRY_INTR_INFO 0x00004016 144#define VMCS_ENTRY_EXCEPTION_ERROR 0x00004018 145#define VMCS_ENTRY_INST_LENGTH 0x0000401A 146#define VMCS_TPR_THRESHOLD 0x0000401C 147#define VMCS_SEC_PROC_BASED_CTLS 0x0000401E 148#define VMCS_PLE_GAP 0x00004020 149#define VMCS_PLE_WINDOW 0x00004022 150 151/* 32-bit read-only data fields */ 152#define VMCS_INSTRUCTION_ERROR 0x00004400 153#define VMCS_EXIT_REASON 0x00004402 154#define VMCS_EXIT_INTERRUPTION_INFO 0x00004404 155#define VMCS_EXIT_INTERRUPTION_ERROR 0x00004406 156#define VMCS_IDT_VECTORING_INFO 0x00004408 157#define VMCS_IDT_VECTORING_ERROR 0x0000440A 158#define VMCS_EXIT_INSTRUCTION_LENGTH 0x0000440C 159#define VMCS_EXIT_INSTRUCTION_INFO 0x0000440E 160 161/* 32-bit guest-state fields */ 162#define VMCS_GUEST_ES_LIMIT 0x00004800 163#define VMCS_GUEST_CS_LIMIT 0x00004802 164#define VMCS_GUEST_SS_LIMIT 0x00004804 165#define VMCS_GUEST_DS_LIMIT 0x00004806 166#define VMCS_GUEST_FS_LIMIT 0x00004808 167#define VMCS_GUEST_GS_LIMIT 0x0000480A 168#define VMCS_GUEST_LDTR_LIMIT 0x0000480C 169#define VMCS_GUEST_TR_LIMIT 0x0000480E 170#define VMCS_GUEST_GDTR_LIMIT 0x00004810 171#define VMCS_GUEST_IDTR_LIMIT 0x00004812 172#define VMCS_GUEST_ES_ACCESS_RIGHTS 0x00004814 173#define VMCS_GUEST_CS_ACCESS_RIGHTS 0x00004816 174#define VMCS_GUEST_SS_ACCESS_RIGHTS 0x00004818 175#define VMCS_GUEST_DS_ACCESS_RIGHTS 0x0000481A 176#define VMCS_GUEST_FS_ACCESS_RIGHTS 0x0000481C 177#define VMCS_GUEST_GS_ACCESS_RIGHTS 0x0000481E 178#define VMCS_GUEST_LDTR_ACCESS_RIGHTS 0x00004820 179#define VMCS_GUEST_TR_ACCESS_RIGHTS 0x00004822 180#define VMCS_GUEST_INTERRUPTIBILITY 0x00004824 181#define VMCS_GUEST_ACTIVITY 0x00004826 182#define VMCS_GUEST_SMBASE 0x00004828 183#define VMCS_GUEST_IA32_SYSENTER_CS 0x0000482A 184#define VMCS_PREEMPTION_TIMER_VALUE 0x0000482E 185 186/* 32-bit host state fields */ 187#define VMCS_HOST_IA32_SYSENTER_CS 0x00004C00 188 189/* Natural Width control fields */ 190#define VMCS_CR0_MASK 0x00006000 191#define VMCS_CR4_MASK 0x00006002 192#define VMCS_CR0_SHADOW 0x00006004 193#define VMCS_CR4_SHADOW 0x00006006 194#define VMCS_CR3_TARGET0 0x00006008 195#define VMCS_CR3_TARGET1 0x0000600A 196#define VMCS_CR3_TARGET2 0x0000600C 197#define VMCS_CR3_TARGET3 0x0000600E 198 199/* Natural Width read-only fields */ 200#define VMCS_EXIT_QUALIFICATION 0x00006400 201#define VMCS_IO_RCX 0x00006402 202#define VMCS_IO_RSI 0x00006404 203#define VMCS_IO_RDI 0x00006406 204#define VMCS_IO_RIP 0x00006408 205#define VMCS_GUEST_LINEAR_ADDRESS 0x0000640A 206 207/* Natural Width guest-state fields */ 208#define VMCS_GUEST_CR0 0x00006800 209#define VMCS_GUEST_CR3 0x00006802 210#define VMCS_GUEST_CR4 0x00006804 211#define VMCS_GUEST_ES_BASE 0x00006806 212#define VMCS_GUEST_CS_BASE 0x00006808 213#define VMCS_GUEST_SS_BASE 0x0000680A 214#define VMCS_GUEST_DS_BASE 0x0000680C 215#define VMCS_GUEST_FS_BASE 0x0000680E 216#define VMCS_GUEST_GS_BASE 0x00006810 217#define VMCS_GUEST_LDTR_BASE 0x00006812 218#define VMCS_GUEST_TR_BASE 0x00006814 219#define VMCS_GUEST_GDTR_BASE 0x00006816 220#define VMCS_GUEST_IDTR_BASE 0x00006818 221#define VMCS_GUEST_DR7 0x0000681A 222#define VMCS_GUEST_RSP 0x0000681C 223#define VMCS_GUEST_RIP 0x0000681E 224#define VMCS_GUEST_RFLAGS 0x00006820 225#define VMCS_GUEST_PENDING_DBG_EXCEPTIONS 0x00006822 226#define VMCS_GUEST_IA32_SYSENTER_ESP 0x00006824 227#define VMCS_GUEST_IA32_SYSENTER_EIP 0x00006826 228 229/* Natural Width host-state fields */ 230#define VMCS_HOST_CR0 0x00006C00 231#define VMCS_HOST_CR3 0x00006C02 232#define VMCS_HOST_CR4 0x00006C04 233#define VMCS_HOST_FS_BASE 0x00006C06 234#define VMCS_HOST_GS_BASE 0x00006C08 235#define VMCS_HOST_TR_BASE 0x00006C0A 236#define VMCS_HOST_GDTR_BASE 0x00006C0C 237#define VMCS_HOST_IDTR_BASE 0x00006C0E 238#define VMCS_HOST_IA32_SYSENTER_ESP 0x00006C10 239#define VMCS_HOST_IA32_SYSENTER_EIP 0x00006C12 240#define VMCS_HOST_RSP 0x00006C14 241#define VMCS_HOST_RIP 0x00006c16 242 243/* 244 * VM instruction error numbers 245 */ 246#define VMRESUME_WITH_NON_LAUNCHED_VMCS 5 247 248/* 249 * VMCS exit reasons 250 */ 251#define EXIT_REASON_EXCEPTION 0 252#define EXIT_REASON_EXT_INTR 1 253#define EXIT_REASON_TRIPLE_FAULT 2 254#define EXIT_REASON_INIT 3 255#define EXIT_REASON_SIPI 4 256#define EXIT_REASON_IO_SMI 5 257#define EXIT_REASON_SMI 6 258#define EXIT_REASON_INTR_WINDOW 7 259#define EXIT_REASON_NMI_WINDOW 8 260#define EXIT_REASON_TASK_SWITCH 9 261#define EXIT_REASON_CPUID 10 262#define EXIT_REASON_GETSEC 11 263#define EXIT_REASON_HLT 12 264#define EXIT_REASON_INVD 13 265#define EXIT_REASON_INVLPG 14 266#define EXIT_REASON_RDPMC 15 267#define EXIT_REASON_RDTSC 16 268#define EXIT_REASON_RSM 17 269#define EXIT_REASON_VMCALL 18 270#define EXIT_REASON_VMCLEAR 19 271#define EXIT_REASON_VMLAUNCH 20 272#define EXIT_REASON_VMPTRLD 21 273#define EXIT_REASON_VMPTRST 22 274#define EXIT_REASON_VMREAD 23 275#define EXIT_REASON_VMRESUME 24 276#define EXIT_REASON_VMWRITE 25 277#define EXIT_REASON_VMXOFF 26 278#define EXIT_REASON_VMXON 27 279#define EXIT_REASON_CR_ACCESS 28 280#define EXIT_REASON_DR_ACCESS 29 281#define EXIT_REASON_INOUT 30 282#define EXIT_REASON_RDMSR 31 283#define EXIT_REASON_WRMSR 32 284#define EXIT_REASON_INVAL_VMCS 33 285#define EXIT_REASON_INVAL_MSR 34 286#define EXIT_REASON_MWAIT 36 287#define EXIT_REASON_MTF 37 288#define EXIT_REASON_MONITOR 39 289#define EXIT_REASON_PAUSE 40 290#define EXIT_REASON_MCE 41 291#define EXIT_REASON_TPR 43 292#define EXIT_REASON_APIC 44 293#define EXIT_REASON_GDTR_IDTR 46 294#define EXIT_REASON_LDTR_TR 47 295#define EXIT_REASON_EPT_FAULT 48 296#define EXIT_REASON_EPT_MISCONFIG 49 297#define EXIT_REASON_INVEPT 50 298#define EXIT_REASON_RDTSCP 51 299#define EXIT_REASON_VMX_PREEMPT 52 300#define EXIT_REASON_INVVPID 53 301#define EXIT_REASON_WBINVD 54 302#define EXIT_REASON_XSETBV 55 303 304/* 305 * VMCS interrupt information fields 306 */ 307#define VMCS_INTERRUPTION_INFO_VALID (1 << 31) 308#define VMCS_INTERRUPTION_INFO_HW_INTR (0 << 8) 309#define VMCS_INTERRUPTION_INFO_NMI (2 << 8) 310 311/* 312 * VMCS Guest interruptibility field 313 */ 314#define VMCS_INTERRUPTIBILITY_STI_BLOCKING (1 << 0) 315#define VMCS_INTERRUPTIBILITY_MOVSS_BLOCKING (1 << 1) 316#define VMCS_INTERRUPTIBILITY_SMI_BLOCKING (1 << 2) 317#define VMCS_INTERRUPTIBILITY_NMI_BLOCKING (1 << 3) 318 319/* 320 * Exit qualification for EXIT_REASON_INVAL_VMCS 321 */ 322#define EXIT_QUAL_NMI_WHILE_STI_BLOCKING 3 323 324#endif 325